CVE-2025-46703

MEDIUMNVD 6.46.4—Trending — 3 sources updated this week

6.4

Improper Encoding or Escaping of Output vulnerability in Hallo Welt! GmbH BlueSpice (Extension:AtMentions) allows Cross-Site Scripting (XSS). This issue affects BlueSpice: from 5 through 5.1.1.

CVSS v3: 6.4
EG Score: 6.4(medium)
EPSS: 11.2%
KEV: Not listed

Published

September 19, 2025

Last Modified

September 22, 2025

References (1)

security@bluespicehttps://en.wiki.bluespice.com/wiki/Security:Security_Advisories/BSSA-2025-05

Weakness Classification(2)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Data Freshness Timeline

(refreshed 11× in last 7d / 11× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-06-02 20:12 UTCepss_batch
2026-06-02 20:12 UTCepss_batch
2026-06-01 13:51 UTCepss_batch
2026-06-01 13:51 UTCepss_batch
2026-05-31 22:30 UTCepss_batch
2026-05-31 22:30 UTCepss_batch
2026-05-31 00:16 UTCepss_batch
2026-05-31 00:16 UTCepss_batch
2026-05-29 22:15 UTCEG score recompute
2026-05-29 22:15 UTCGHSA enrichment
2026-05-29 13:44 UTCepss_batch

Frequently asked(5)

What is CVE-2025-46703?

CVE-2025-46703 is a medium vulnerability published on September 19, 2025. Improper Encoding or Escaping of Output vulnerability in Hallo Welt! GmbH BlueSpice (Extension:AtMentions) allows Cross-Site Scripting (XSS). This issue affects BlueSpice: from 5 through 5.1.1.

When was CVE-2025-46703 disclosed?

CVE-2025-46703 was first published in the National Vulnerability Database on September 19, 2025, with the most recent update on September 22, 2025. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2025-46703 actively exploited?

CVE-2025-46703 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 11.2% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2025-46703?

CVE-2025-46703 has a CVSS v3 base score of 6.4 (NVD).

How do I remediate CVE-2025-46703?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2025-46703, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

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CVE-2025-46703

📅 Published

🔄 Last Modified

🔗 References (1)

Weakness Classification(2)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2025-46703?

🔗 Related CVEs(same CWE)

Same CWE

Published

Last Modified

References (1)

Frequently asked(5)

Related CVEs(same CWE)